Light diffuser



FIG. 1 is a front, left side, and top perspective view of a light diffuser showing the new design;

FIG. 2 is a rear, left side, and bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevation view;

FIG. 6 is an enlarged front elevation view thereof;

FIG. 7 is an enlarged rear elevation view thereof; and,

FIG. 8 is a right side elevation view thereof.

The broken lines shown in the drawings illustrate portions of the light diffuser that form no part of the claimed design. 

CLAIM The ornamental design for a light diffuser, as shown and described. 